1.which influence is an external influence? .
a. heredity. b. experiences. c. preferences. d. lifestyle.
2. which influence is an internal influence? .
a. cultural background. b. likelihood of getting certain diseases. c. health knowledge. d. media messages
3. which question should you ask to evaluate the credibility of health information?
a. does the article contain illustrations?
b. is the information up to date?
c. is the information available online?
d. is the information

1. The correct answer is Heredity. The influence of external is heredity. Heredity is a way of passing traits which are from parents up to the offsprings by sexual reproduction or asexual reproduction. The studying of heredity is referred to as genetics.

2. The correct answer is Health knowledge. The internal influence is more about health knowledge.

3. Correct answer is the information is up to date.

This is the question which should be asked to evaluate the credibility of an information. Health information should be given up to date such that the doctor who is dealing with your case of health should know your health history.

climate change and pollution

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: